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California slickhead (Alepocephalus tenebrosus) fish species and information / pictures of California slickhead - Alepocephalus tenebrosus
California slickhead (Alepocephalus tenebrosus) fish species information
Scientific Name
Alepocephalus tenebrosus
Common Name
California slickhead
Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 15-18; Anal spines: 0; Anal soft rays: 15 - 18; Vertebrae: 51 - 55. Branchiostegal rays: 6-7.
Classification
Classified By
Gilbert, 1892
Class
Ray-finned fishes (Actinopterygii)
Order
Smelts (Osmeriformes)
Family
Slickheads (Alepocephalidae)
Distribution
Region
North Pacific
Distribution
North Pacific: Bering Sea to at least California, USA. Southeast Pacific: Chile (Ref. 35724).
Range
Unknown
Environment
Climate
Deep-water
Water Temperature From
Unknown
°C
Water Temperature To
Unknown
°C
Depth From - meters
46
m
Depth To - meters
5500
m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 46 - 5500 m (Ref. 4525)
Trophic Level
3.5 s.e. 0.50 Based on food items.
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False
Physical Size and Genetics
Maximum Length
61.0
cm
Common Length
Unknown
cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Human Uses and Population
Human Uses
Unknown
Vulnerability
Moderate vulnerability (43 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (K=0.30)
Threat To Humans
Harmless
IUCN Red List Status
Not Evaluated